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Finding the Fourth Proportional to 416,527.92, 574,804.08 and 225,538.56

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Solution

The fourth proportional to 416,527.92, 574,804.08 and 225,538.56 is: 311,240.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,527.92 : 574,804.08 = 225,538.56 : x
  2. Step 2: Convert to fraction form
    416,527.92/574,804.08 = 225,538.56/x
  3. Step 3: Cross multiply
    416,527.92x = 574,804.08 × 225,538.56
  4. Step 4: Simplify right side
    416,527.92x = 129,640,484,485.33
  5. Step 5: Solve for x
    x = 129,640,484,485.33/416,527.92
  6. Step 6: Final answer
    x = 311,240.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.